header{
    width: 100%;
    padding: 28px 8%;
    background-color: rgb(30, 167, 167);
    position: fixed;
    z-index: 9999;
    box-shadow: 0 2px 10px rgba(0,0,0,.10)
}

#navbar{
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#nav_list{
    display: flex;
    gap: 40px;
}

.nav-item a{
  color: white;
  font-size: 1.1em;  
}

.nav-item.active a{
    border-bottom: 2px solid #fff;
    font-weight: 500;
}

.nav-item a:hover{
    border-bottom: 2px solid #fff;
}

#mobile_btn{
    display: none;
    border: none;
    background-color: transparent;
    color: #fff;
    font-size: 1.3em;
    cursor: pointer;
}

#mobile_btn:hover{
    color: rgb(5, 97, 97);
}

#mobile_menu{
    display: none;
}

#mobile_menu.active {
    display: flex;
    flex-direction: column;
    align-items: center;
}

#mobile_nav_list{
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin: 30px 0px 20px;
    text-align: center;
}

@media screen and (max-width: 960px) {
    #nav_list,
    #navbar .btn-default{
        display: none;
    }

    #mobile_menu .btn-default{
        width: 80%;
    }

    #mobile_btn{
        display: block;
    }
}